Adding & Subtracting Decimals

Representing Decimals

100

Write the decimal thirteen hundredths in standard form

0.13

200

Write six and five tenths in expanded form

(6x1) + (5x0.1)

300

Write 8.051 in expanded form

8 x 1 + 5 x 0.01 + 1 x 0.001

400

Write two and twenty-one thousandths in standard form

2.021

500

Write 1.09 in expanded form

(1x1) + (0x0.1) + (9x0.01)

Comparing & OrderingDecimals

100

Use < , > or = to compare each pair of decimals 0.06 ______0.60

<

200

Use < , >, or = to compare the set of decimals 4.888_______4.880

>

300

Use <, >, or = to compare the set of decimals 2.03_____2.030

=

400

Order each set of decimals from greatest to least. 5.222, 5.202, 5.022, 5.2222

5.2222, 5.222, 5.202, 5.022

500

Order each set of decimals from greatest to least. 0.04, 0.0404, 0.404, 0.0444

0.404, 0.0444, 0.0404, 0.04

Rounding Decimals

100

Round the decimal to the given place-value. 5.031; hundredths

5.03

200

Round the decimal to the given place-value. 0.00042; ten-thousandths

0.0004

300

Round the decimal to the given place-value. 27.35; tens

27

400

Round the decimal to the given place-value. 3.4553; thousandths

3.455

500

Round the decimal to the given place-value. 2.059; hundredths

2.06

Adding and Subtracting Decimals

100

Add the decimals 43.28 + 31.45

74.73

200

Add the decimals 0.724 + 6.458

7.182

300

Add the Decimals 1.325 + 0.081

1.406

400

Subtract the decimals 148.93 - 121.36

27.57

500

Subtract the decimals 248 - 131.48

116.72